diff -r 000000000000 -r 4f2f89ce4247 JavaScriptCore/wtf/AlwaysInline.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/JavaScriptCore/wtf/AlwaysInline.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,75 @@
+/*
+ *  Copyright (C) 2005, 2007, 2008 Apple Inc. All rights reserved.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public License
+ *  along with this library; see the file COPYING.LIB.  If not, write to
+ *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "Platform.h"
+
+#ifndef ALWAYS_INLINE
+#if COMPILER(GCC) && defined(NDEBUG) && !COMPILER(MINGW)
+#define ALWAYS_INLINE inline __attribute__((__always_inline__))
+#elif (COMPILER(MSVC) || COMPILER(RVCT)) && defined(NDEBUG)
+#define ALWAYS_INLINE __forceinline
+#else
+#define ALWAYS_INLINE inline
+#endif
+#endif
+
+#ifndef NEVER_INLINE
+#if COMPILER(GCC)
+#define NEVER_INLINE __attribute__((__noinline__))
+#elif COMPILER(RVCT)
+#define NEVER_INLINE __declspec(noinline)
+#else
+#define NEVER_INLINE
+#endif
+#endif
+
+#ifndef UNLIKELY
+#if COMPILER(GCC)
+#define UNLIKELY(x) __builtin_expect((x), 0)
+#else
+#define UNLIKELY(x) (x)
+#endif
+#endif
+
+#ifndef LIKELY
+#if COMPILER(GCC)
+#define LIKELY(x) __builtin_expect((x), 1)
+#else
+#define LIKELY(x) (x)
+#endif
+#endif
+
+#ifndef NO_RETURN
+#if COMPILER(GCC)
+#define NO_RETURN __attribute((__noreturn__))
+#elif COMPILER(MSVC) || COMPILER(RVCT)
+#define NO_RETURN __declspec(noreturn)
+#else
+#define NO_RETURN
+#endif
+#endif
+
+#ifndef NO_RETURN_WITH_VALUE
+#if !COMPILER(MSVC)
+#define NO_RETURN_WITH_VALUE NO_RETURN
+#else
+#define NO_RETURN_WITH_VALUE
+#endif
+#endif